package com.common.http.basecore.request;


import android.text.TextUtils;

import com.common.http.basecore.callback.Callback;
import com.common.http.basecore.utils.Exceptions;

import java.util.Map;

import okhttp3.Headers;
import okhttp3.Request;
import okhttp3.RequestBody;

/**
 */
public abstract class OkHttpRequest {
    protected String url;
    protected Object tag;
    protected Map<String, String> params;
    protected Map<String, String> headers;
    protected int id;

    protected Request.Builder builder = new Request.Builder();

    protected OkHttpRequest (String url, Object tag,
                             Map<String, String> params, Map<String, String> headers, int id) {
        this.url = url;
        this.tag = tag;
        this.params = params;
        this.headers = headers;
        this.id = id;

        if (url == null) {
            Exceptions.illegalArgument("url can not be null.");
        }

        initBuilder();
    }


    /**
     * 初始化一些基本参数 url , tag , headers
     */
    private void initBuilder () {
        builder.url(url).tag(tag);
        appendHeaders();
    }

    protected abstract RequestBody buildRequestBody ();

    protected RequestBody wrapRequestBody (RequestBody requestBody, final Callback callback) {
        return requestBody;
    }

    protected abstract Request buildRequest (RequestBody requestBody);

    public RequestCall build () {
        return new RequestCall(this);
    }


    public Request generateRequest (Callback callback) {
        RequestBody requestBody = buildRequestBody();
        RequestBody wrappedRequestBody = wrapRequestBody(requestBody, callback);
        Request request = buildRequest(wrappedRequestBody);
        return request;
    }


    protected void appendHeaders () {
        Headers.Builder headerBuilder = new Headers.Builder();
        if (headers == null || headers.isEmpty()) return;

        for (String key : headers.keySet()) {
            if(!TextUtils.isEmpty(headers.get(key))) {
                headerBuilder.add(key, headers.get(key));
            }
//            headerBuilder.add(Uri.encode(key, "UTF-8"), Uri.encode(headers.get(key), "UTF-8"));
        }
        builder.headers(headerBuilder.build());
    }

    public int getId () {
        return id;
    }

}
